Founded in 2012, DiDi is the world’s largest mobile transportation service platform, offering a broad range of mobile technology-based transportation options across over 400 major Chinese cities, including taxi hailing, private car hailing, Hitch (social ride-sharing), Chauffeur, DiDi Bus, DiDi Test Drive, and DiDi Enterprise Solutions. As the leader in China’s sharing economy initiative, DiDi completed a total of 1.43 billion rides on its platform in 2015, while applying its big-data capabilities to solving the country’s transportation and environmental challenges. In February 2016 DiDi became the world’s second largest online transaction platform, next only to Alibaba.